Home / 102,535.22-141,498.94-57,212.37

Finding the Fourth Proportional to 102,535.22, 141,498.94 and 57,212.37

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Solution

The fourth proportional to 102,535.22, 141,498.94 and 57,212.37 is: 78,953.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,535.22 : 141,498.94 = 57,212.37 : x
  2. Step 2: Convert to fraction form
    102,535.22/141,498.94 = 57,212.37/x
  3. Step 3: Cross multiply
    102,535.22x = 141,498.94 × 57,212.37
  4. Step 4: Simplify right side
    102,535.22x = 8,095,490,206.67
  5. Step 5: Solve for x
    x = 8,095,490,206.67/102,535.22
  6. Step 6: Final answer
    x = 78,953.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.